Question: Who was married to Walter Sickert in 1911?
Paraphrase: To whom was Walter Sickert married in the year 1911?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q703369 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1911')) }